select.h File Reference

libmnl integration More...

#include <osmocom/core/linuxlist.h>
#include <stdbool.h>
#include <time.h>
#include <signal.h>

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Data Structures
struct	osmo_fd
	Structure representing a file dsecriptor. More...
struct	osmo_signalfd

Macros
#define	OSMO_FD_READ   0x0001
	Indicate interest in reading from the file descriptor.
#define	OSMO_FD_WRITE   0x0002
	Indicate interest in writing to the file descriptor.
#define	OSMO_FD_EXCEPT   0x0004
	Indicate interest in exceptions from the file descriptor.
#define	OSMO_FD_MASK   0xFFFF
	Used as when_mask in osmo_fd_update_when()
#define	BSC_FD_READ   OSMO_FD_READ
#define	BSC_FD_WRITE   OSMO_FD_WRITE
#define	BSC_FD_EXCEPT   OSMO_FD_EXCEPT

Typedefs
typedef void	osmo_signalfd_cb(struct osmo_signalfd *osfd, const struct signalfd_siginfo *fdsi)

Functions
void	osmo_fd_setup (struct osmo_fd *ofd, int fd, unsigned int when, int(*cb)(struct osmo_fd *fd, unsigned int what), void *data, unsigned int priv_nr)
	Set up an osmo-fd.
void	osmo_fd_update_when (struct osmo_fd *ofd, unsigned int when_mask, unsigned int when)
	Update the 'when' field of osmo_fd.
static void	osmo_fd_read_enable (struct osmo_fd *ofd)
static void	osmo_fd_read_disable (struct osmo_fd *ofd)
static void	osmo_fd_write_enable (struct osmo_fd *ofd)
static void	osmo_fd_write_disable (struct osmo_fd *ofd)
bool	osmo_fd_is_registered (struct osmo_fd *fd)
	Check if a file descriptor is already registered.
int	osmo_fd_register (struct osmo_fd *fd)
	Register a new file descriptor with select loop abstraction.
void	osmo_fd_unregister (struct osmo_fd *fd)
	Unregister a file descriptor from select loop abstraction.
void	osmo_fd_close (struct osmo_fd *fd)
	Close a file descriptor, mark it as closed + unregister from select loop abstraction.
int	osmo_select_main (int polling)
	select main loop integration
int	osmo_select_main_ctx (int polling)
	select main loop integration with temporary select-dispatch talloc context
void	osmo_select_init (void)
	initialize the osmocom select abstraction for the current thread
struct osmo_fd *	osmo_fd_get_by_fd (int fd)
	find an osmo_fd based on the integer fd
int	osmo_fd_fill_fds (void *_rset, void *_wset, void *_eset)
	Populate the fd_sets and return the highest fd number.
int	osmo_fd_disp_fds (void *readset, void *writeset, void *exceptset)
int	osmo_timerfd_disable (struct osmo_fd *ofd)
	disable the osmocom-wrapped timerfd
int	osmo_timerfd_schedule (struct osmo_fd *ofd, const struct timespec *first, const struct timespec *interval)
	schedule the osmocom-wrapped timerfd to occur first at first, then periodically at interval
int	osmo_timerfd_setup (struct osmo_fd *ofd, int(*cb)(struct osmo_fd *, unsigned int), void *data)
	setup osmocom-wrapped timerfd
struct osmo_signalfd *	osmo_signalfd_setup (void *ctx, sigset_t set, osmo_signalfd_cb *cb, void *data)
	create a signalfd and register it with osmocom select loop.
void	osmo_select_shutdown_request ()
	Request osmo_select_* to only service pending OSMO_FD_WRITE requests.
int	osmo_select_shutdown_requested ()
	Return the number of times osmo_select_shutdown_request() was called before.
bool	osmo_select_shutdown_done ()
	Return true after osmo_select_shutdown_requested() was called, and after an osmo_select poll loop found no more pending OSMO_FD_WRITE on any registered socket.

Detailed Description

libmnl integration

select loop abstraction.